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Find a stay on Booking.com (partner link)Seattle to Ontario
Seattle–Tacoma International Airport (SEA) to Ontario International Airport (ONT)
The essentials
Straight-line distance1,540 km957 miles · great-circle
Estimated flight time1h 56mAt 800 km/h cruise. Scheduled times run longer.
Direct flights? Yes 2 airlines in our data
Time difference None Same local time today (UTC−7 → UTC−7)
Airlines listed on SEA → ONT
- AS Alaska Airlines
- AA American Airlines
Route map
Weather: Seattle vs Ontario
Seattle SEA
Ontario ONT
Money: USD ↔ USD
Both ends use the same currency (USD). Open the converter for other pairs.
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See current fares and schedules for SEA → ONT across airlines and booking sites. Search SEA to ONT on KAYAK.
Data on arrival
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